<template>
  <div class="login_container">
    <div class="login_box">
      <!--头像区域-->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!--登录表单-->
      <el-form
        ref="loginFormRef"
        :model="loginForm"
        :rules="loginFormRules"
        label-width="0px"
        class="login_form"
      >
        <!--用户名-->
        <el-form-item prop="username">
          <el-input
            v-model="loginForm.username"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <!--密码-->
        <el-form-item prop="password">
          <el-input
            v-model="loginForm.password"
            prefix-icon="el-icon-lock"
            type="password"
          ></el-input>
        </el-form-item>
        <!--按钮-->
        <el-form-item class="btns">
          <el-button :plain="true" type="primary" @click="userlogin"
            >登录</el-button
          >
          <el-button type="info" @click="resetloginForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
import account from '@/api/service/account.js'

export default {
  name: 'Login',
  data () {
    return {
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      // 这是表单的验证规则对象
      loginFormRules: {
        username: [
          { required: true, message: '请输入登录名称', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '长度在 3 到 10 个字符',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '请输入登录密码', trigger: 'blur' },
          {
            min: 5,
            max: 15,
            message: '长度在 5 到 15 个字符',
            trigger: 'blur'
          }
        ]
      }
    }
  },
  methods: {
    resetloginForm () {
      // console.log(this)
      this.$refs.loginFormRef.resetFields()
    },
    userlogin () {
      this.$refs.loginFormRef.validate(valid => {
        console.log(valid)
        if (valid) {
          console.log('格式正确')
          account
            .login(this.loginForm.username, this.loginForm.password)
            .then(user => {
              this.$message.success('登录成功')
              window.sessionStorage.setItem('username', user.attributes.username)
              window.sessionStorage.setItem('token', user._sessionToken)
              this.$router.push('/home') // 路由编程实现跳转
              window.sessionStorage.setItem('token', user._sessionToken)
            })
            .catch(error => {
              this.$message.error('登录失败')
              console.log('登录失败')
              console.log(error)
              this.dialog = true
            })
        } else {
          console.log('格式不对')
        }
      })
    }
  }
}
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;
}
.login_box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  .avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}
.login_form {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}
.btns {
  display: flex;
  justify-content: flex-end;
}
</style>
